| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.88 | 1.01 | -0.13 |
| Feb | 0.87 | 1.01 | -0.14 |
| Mar | 0.76 | 0.86 | -0.10 |
| Apr | 1.11 | 1.17 | -0.06 |
| May | 1.50 | 1.72 | -0.22 |
| Jun | 1.82 | 2.07 | -0.25 |
| Jul | 0.82 | 0.82 | 0.00 |
| Aug | 0.76 | 0.81 | -0.05 |
| Sep | 0.89 | 0.90 | -0.01 |
| Oct | 1.16 | 1.19 | -0.03 |
| Nov | 1.07 | 1.27 | -0.20 |
| Dec | 1.09 | 1.11 | -0.02 |
12.73 | 13.94 | -1.21 |